Re: Coding style survey

From: Richard Bos (rlb_at_hoekstra-uitgeverij.nl)
Date: 01/28/04 

Date: Wed, 28 Jan 2004 14:53:08 GMT

"Malcolm" <malcolm@55bank.freeserve.co.uk> wrote:

>
> "Richard Bos" <rlb@hoekstra-uitgeverij.nl> wrote in message
> > > c), return is not a function. Though you want to ask why you are
> > > returning the return value from another function directly - this is
> > > unusual.
> >
> > Not at all. The function containing the return statement could be a
> > function which prepares the data for foo().
> >
> So there are exceptions. As a rule of thumb, however, if a function calls
> another function that returns a value, then the caller is the appropriate
> level to process that value - not simply to return it to a higher level.

Any reasons for that statement?

> If you need to prepare data for foo() then that would be an indication that
> foo() is badly written.

Nonsense. Look at the example I gave: it could easily be an indication
that foo() can work on any data, and the calling function uses it to
work on specific data.

Richard

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